Home / 26,718.38-40,108.63-15,633.02

Finding the Fourth Proportional to 26,718.38, 40,108.63 and 15,633.02

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Solution

The fourth proportional to 26,718.38, 40,108.63 and 15,633.02 is: 23,467.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,718.38 : 40,108.63 = 15,633.02 : x
  2. Step 2: Convert to fraction form
    26,718.38/40,108.63 = 15,633.02/x
  3. Step 3: Cross multiply
    26,718.38x = 40,108.63 × 15,633.02
  4. Step 4: Simplify right side
    26,718.38x = 627,019,105.46
  5. Step 5: Solve for x
    x = 627,019,105.46/26,718.38
  6. Step 6: Final answer
    x = 23,467.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.